Owners Manual

Table Of Contents
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
NOTE: When troubleshooting an expansion card, you also have to see the documentation for your operating system and the
expansion card.
NOTE: Riser slots are not hot-pluggable.
Steps
1. Run the appropriate diagnostic test. See the Using system diagnostics section.
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Remove the system cover.
4. Ensure that each expansion card is firmly seated in its connector.
5. Install the system cover.
6. Turn on the system and attached peripherals.
7. If the problem is not resolved, turn off the system and attached peripherals, and disconnect the system from the electrical
outlet.
8. Remove the system cover.
9. Remove all expansion cards installed in the system.
10. Install the system cover.
11. Run the appropriate diagnostic test. See the Using system diagnostics section.
If the tests fail, see the Getting help section.
12. For each expansion card you removed in step 8, perform the following steps:
a. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
b. Remove the system cover.
c. Reinstall one of the expansion cards.
d. Install the system cover.
e. Run the appropriate diagnostic test. See the Using system diagnostics section.
Next steps
If the problem persists, see the Getting help section.
Related references
Getting help on page 201
Using system diagnostics on page 180
Safety instructions on page 66
Related tasks
Removing the system cover on page 71
Removing an expansion card from expansion card riser 2 or 3 on page 106
Installing an expansion card into the expansion card riser 2 or 3 on page 108
Installing the system cover on page 72
Troubleshooting processors
Prerequisites
CAUTION:
Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by
your warranty. Read and follow the safety instructions that are shipped with your product.
Troubleshooting your system 199